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Math practice test MCQ: considering formula c = b²⁄a - b, then if value of a = -20 and b = -10, value of c is with options −10, 10, 20 and −20 with 6th grade math worksheets online for 6th grade school students and learners. Free math revision notes to learn math formulas quiz with MCQs to find questions answers based online learning tests.

MCQ: Considering formula c = b²⁄a - b, then if value of a = -20 and b = -10, value of c is

1. −10
2. 10
3. 20
4. −20

A

MCQ: Considering formulae z = (x + y)⁄2, then if x = 10 and y = 12 value of 'z' will be

1. 11
2. 22
3. 20
4. 16

A

MCQ: Considering equation x = b² - cd⁄10, then if b = 6, c = 2 and d = 4, value of 'x' will be

1. 5.8
2. 6.8
3. 4.8
4. 2.8

D

MCQ: Considering formula 1⁄w = 1⁄x + 1⁄y + 1⁄z, then if x = 5, y = 10, and z = 15, value of 1⁄w is

1. 11⁄20
2. 11⁄30
3. 30⁄11
4. 20⁄11

B

MCQ: Considering formula a = bc + cd + f + g⁄bcd, then if value of b = 2, c = 3, d = -3, f = 1, g =-2, value of 'a' will be

1. 4⁄9
2. 2⁄9
3. 2⁄7
4. 1⁄4

B